516597640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 1312819200

約数和(自身を除く): 796221560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 73, 104, 124, 130, 146, 155, 248, 260, 292, 310, 365, 403, 439, 520, 584, 620, 730, 806, 878, 949, 1240, 1460, 1612, 1756, 1898, 2015, 2195, 2263, 2920, 3224, 3512, 3796, 4030, 4390, 4526, 4745, 5707, 7592, 8060, 8780, 9052, 9490, 11315, 11414, 13609, 16120, 17560, 18104, 18980, 22630, 22828, 27218, 28535, 29419, 32047, 37960, 45260, 45656, 54436, 57070, 58838, 64094, 68045, 90520, 108872, 114140, 117676, 128188, 136090, 147095, 160235, 176917, 228280, 235352, 256376, 272180, 294190, 320470, 353834, 416611, 544360, 588380, 640940, 707668, 833222, 884585, 993457, 1176760, 1281880, 1415336, 1666444, 1769170, 1986914, 2083055, 3332888, 3538340, 3973828, 4166110, 4967285, 7076680, 7947656, 8332220, 9934570, 12914941, 16664440, 19869140, 25829882, 39738280, 51659764, 64574705, 103319528, 129149410, 258298820, 516597640]

約数ペア:

[(1, 516597640), (2, 258298820), (4, 129149410), (5, 103319528), (8, 64574705), (10, 51659764), (13, 39738280), (20, 25829882), (26, 19869140), (31, 16664440), (40, 12914941), (52, 9934570), (62, 8332220), (65, 7947656), (73, 7076680), (104, 4967285), (124, 4166110), (130, 3973828), (146, 3538340), (155, 3332888), (248, 2083055), (260, 1986914), (292, 1769170), (310, 1666444), (365, 1415336), (403, 1281880), (439, 1176760), (520, 993457), (584, 884585), (620, 833222), (730, 707668), (806, 640940), (878, 588380), (949, 544360), (1240, 416611), (1460, 353834), (1612, 320470), (1756, 294190), (1898, 272180), (2015, 256376), (2195, 235352), (2263, 228280), (2920, 176917), (3224, 160235), (3512, 147095), (3796, 136090), (4030, 128188), (4390, 117676), (4526, 114140), (4745, 108872), (5707, 90520), (7592, 68045), (8060, 64094), (8780, 58838), (9052, 57070), (9490, 54436), (11315, 45656), (11414, 45260), (13609, 37960), (16120, 32047), (17560, 29419), (18104, 28535), (18980, 27218), (22630, 22828)]